OpenTechnical

OT-2026-000067009

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000067009) never changes.

Identity and time

Publication numberOT-2026-000067009 · never reused
Internal UUID01a0ae8f-14fe-7c8b-bf6b-ef0a649629fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067009
StatusPUBLIC

Content hashes

Canonical texta9b92e4e9f320c5efff5de6bf6311e74f4438bb91b2985e32b2f049bd2b83501
Markdown58b4fdc096e51170d465e36fdb0f52f2e69276f1bdd1591271bd954a81f09d60
PDF
Publication page2a7cf528b4b5c7c438e34c71480da2f6d7eb2a1c38874a4a0e0ff226deb94ce6
Manifest4a537ef2d0bdef9ca06e32493e07771b8c224644b875f4f76084b1766d3c5203

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureicOwOQD7ORuMIBpeMuN2dMqmt8xwiUpPKsRXDw1G7sS0luAtFo+dEElQN0AZfl4fBEWr7NlAIziB0lOwaHzxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:14.471118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067009
observed 2a7cf528b4b5c7c438e34c71480da2f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.454017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067009/manifest.json
observed 4a537ef2d0bdef9ca06e32493e07771b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.435891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067009/publication.md
observed 58b4fdc096e51170d465e36fdb0f52f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.418936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067009/publication.txt
observed a9b92e4e9f320c5efff5de6bf6311e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.